@article{4c535c02dbe84734829ecec2bda91a12,
title = "PiSHi: click the images and I tell if you are a human",
keywords = "Decision making, Image CAPTCHA, Security, Usability, User interaction patterns",
author = "Maryam Mehrnezhad and {Ghaemi Bafghi}, Abbas and Ahad Harati and Ehsan Toreini",
note = "Publisher Copyright: {\textcopyright} 2016, The Author(s).",
year = "2017",
month = apr,
doi = "10.1007/s10207-015-0311-z",
language = "English",
volume = "16",
pages = "133--149",
journal = "International Journal of Information Security",
issn = "1615-5262",
publisher = "Springer Verlag",
number = "2",
}